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Sams Teach Yourself Core Data for Mac® and iOS in 24 Hours by Jesse Feiler

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Hour 15. Saving Data with a Navigation Interface

What You’ll Learn in This Hour:

Walking through a navigation app

Using the debugger for basic analysis

Enhancing the code to save data

Using a Navigation Interface to Edit and Save Data

So far, you have seen the basics of how to use Xcode, how to build apps from the built-in Xcode templates, and how to build Core Data stores. You have seen the key sections of code that make things happen, but now it is time to put it all together. In this hour, you learn how to build a basic iPhone app to let you add, delete, and change data in a Core Data persistent store.

• In Hour 16, “Using Split Views on iPad,” p. 279, you learn how to make the minimal changes required for this app to run in a split ...

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